Annual demands for ten-grain bread at the local organic food market from year 1 to year 4 were 74, 90, 59 and 91 respectively. Calculate the three-year moving averages for years 5. E) 90 B) 80 A) 223 D) 91 C) 74.33Annual demands for ten-grain bread at the local organic food market from year 1 to year 4 were 74, 90, 59 and 91 respectively. Calculate the three-year moving averages for years 5. E) 90 B) 80 A) 223 D) 91 C) 74.33